package wrapper;

import java.lang.annotation.Native;

/**
 * @description:
 * @Author yyp
 * @time
 */
public class WrapperExercise01 {
    public static void main(String[] args) {
        Double d = 100d;
        System.out.println(d);
        Object o1 = true?new Integer(1):new Double(2d);
        System.out.println(o1);
        Integer i = 1;
//        /**
//         * A constant holding the minimum value an {@code int} can
//         * have, -2<sup>31</sup>.
//         */
////        @Native public static final int   MIN_VALUE = 0x80000000;
//
//        /**
//         * A constant holding the maximum value an {@code int} can
//         * have, 2<sup>31</sup>-1.
//         */
//        @Native public static final int   MAX_VALUE = 0x7fffffff;
        Character c = 'a';
        System.out.println("");
        System.out.println(Character.MIN_VALUE);
        System.out.println(Character.MAX_VALUE);
        System.out.println((int)'A');
        System.out.println(Character.isUpperCase('A'));
        Integer integer1 = new Integer(1000);
        Integer integer2 = new Integer(1000);
        System.out.println(integer1.equals(integer2));
        System.out.println("test");
    }
}
